The Civil Procedure Rules 1998

[F1Part 36 offers – defendants’ offersE+W

36.4(1) Subject to rule 36.5(3) and rule 36.6(1), a Part 36 offer by a defendant to pay a sum of money in settlement of a claim must be an offer to pay a single sum of money.

(2) But, an offer that includes an offer to pay all or part of the sum, if accepted, at a date later than 14 days following the date of acceptance will not be treated as a Part 36 offer unless the offeree accepts the offer.]